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Diffstat (limited to 'include/linux/hw_breakpoint.h')
-rw-r--r--include/linux/hw_breakpoint.h25
1 files changed, 22 insertions, 3 deletions
diff --git a/include/linux/hw_breakpoint.h b/include/linux/hw_breakpoint.h
index c70d27af03f..a2d6ea49ec5 100644
--- a/include/linux/hw_breakpoint.h
+++ b/include/linux/hw_breakpoint.h
@@ -9,9 +9,22 @@ enum {
9}; 9};
10 10
11enum { 11enum {
12 HW_BREAKPOINT_R = 1, 12 HW_BREAKPOINT_EMPTY = 0,
13 HW_BREAKPOINT_W = 2, 13 HW_BREAKPOINT_R = 1,
14 HW_BREAKPOINT_X = 4, 14 HW_BREAKPOINT_W = 2,
15 HW_BREAKPOINT_RW = HW_BREAKPOINT_R | HW_BREAKPOINT_W,
16 HW_BREAKPOINT_X = 4,
17 HW_BREAKPOINT_INVALID = HW_BREAKPOINT_RW | HW_BREAKPOINT_X,
18};
19
20enum bp_type_idx {
21 TYPE_INST = 0,
22#ifdef CONFIG_HAVE_MIXED_BREAKPOINTS_REGS
23 TYPE_DATA = 0,
24#else
25 TYPE_DATA = 1,
26#endif
27 TYPE_MAX
15}; 28};
16 29
17#ifdef __KERNEL__ 30#ifdef __KERNEL__
@@ -34,6 +47,12 @@ static inline void hw_breakpoint_init(struct perf_event_attr *attr)
34 attr->sample_period = 1; 47 attr->sample_period = 1;
35} 48}
36 49
50static inline void ptrace_breakpoint_init(struct perf_event_attr *attr)
51{
52 hw_breakpoint_init(attr);
53 attr->exclude_kernel = 1;
54}
55
37static inline unsigned long hw_breakpoint_addr(struct perf_event *bp) 56static inline unsigned long hw_breakpoint_addr(struct perf_event *bp)
38{ 57{
39 return bp->attr.bp_addr; 58 return bp->attr.bp_addr;